Open CASCADE Technology
Data Structures

Vrml_Instancing.hxx File Reference

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>
#include <TCollection_AsciiString.hxx>
#include <Standard_OStream.hxx>

Data Structures

class  Vrml_Instancing
 defines "instancing" - using the same instance of a node multiple times. It is accomplished by using the "DEF" and "USE" keywords. The DEF keyword both defines a named node, and creates a single instance of it. The USE keyword indicates that the most recently defined instance should be used again. If several nades were given the same name, then the last DEF encountered during parsing "wins". DEF/USE is limited to a single file. More...